1230022312200 has 1152 divisors, whose sum is σ = 4782800131200. Its totient is φ = 280627200000.

The previous prime is 1230022312157. The next prime is 1230022312217. The reversal of 1230022312200 is 22132200321.

1230022312200 is a `hidden beast` number, since 1 + 230 + 0 + 2 + 231 + 2 + 200 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 2921667990 + ... + 2921668410.

It is an arithmetic number, because the mean of its divisors is an integer number (4151736225).

Almost surely, 2^{1230022312200} is an apocalyptic number.

1230022312200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1230022312200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2391400065600).

1230022312200 is an abundant number, since it is smaller than the sum of its proper divisors (3552777819000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1230022312200 is a wasteful number, since it uses less digits than its factorization.

1230022312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1230022312200 its reverse (22132200321), we get a palindrome (1252154512521).

The spelling of 1230022312200 in words is "one trillion, two hundred thirty billion, twenty-two million, three hundred twelve thousand, two hundred".